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runJetProfile.cc
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runJetProfile.cc
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#include <iostream>
#include <chrono>
#include "TFile.h"
#include "TTree.h"
#include "TMath.h"
#include "fastjet/PseudoJet.hh"
#include "fastjet/ClusterSequenceArea.hh"
#include "include/ProgressBar.h"
#include "PU14/EventMixer.hh"
#include "PU14/CmdLine.hh"
#include "PU14/PU14.hh"
#include "include/jetCollection.hh"
#include "include/csSubtractor.hh"
#include "include/csSubtractorFullEvent.hh"
#include "include/skSubtractor.hh"
#include "include/softDropGroomer.hh"
#include "include/softDropCounter.hh"
#include "include/treeWriter.hh"
#include "include/jetMatcher.hh"
#include "include/randomCones.hh"
#include "include/Angularity.hh"
#include "include/jetProfile.hh"
using namespace std;
using namespace fastjet;
// ./runJetProfile -hard PythiaEventsTune14PtHat120.pu14 -nev 1
int main (int argc, char ** argv) {
auto start_time = std::chrono::steady_clock::now();
CmdLine cmdline(argc,argv);
// inputs read from command line
int nEvent = cmdline.value<int>("-nev",1); // first argument: command line option; second argument: default value
//bool verbose = cmdline.present("-verbose");
std::cout << "will run on " << nEvent << " events" << std::endl;
// Uncomment to silence fastjet banner
ClusterSequence::set_fastjet_banner_stream(NULL);
//to write info to root tree
treeWriter trwSig("jetTreeSig");
treeWriter trwEmb("jetTreeEmb");
//
TH2F* hJetPtSig=new TH2F("h2PtJetSig","",150,0,150,20,0,0.5);
TH2F* hJetPtCS=new TH2F("h2PtJetCS","",150,0,150,20,0,0.5);
//Jet definition
double R = 0.4;
double ghostRapMax = 6.0;
double ghost_area = 0.005;
int active_area_repeats = 1;
fastjet::GhostedAreaSpec ghost_spec(ghostRapMax, active_area_repeats, ghost_area);
fastjet::AreaDefinition area_def = fastjet::AreaDefinition(fastjet::active_area,ghost_spec);
fastjet::JetDefinition jet_def(antikt_algorithm, R);
double jetRapMax = 3.0;
fastjet::Selector jet_selector = SelectorAbsRapMax(jetRapMax);
ProgressBar Bar(cout, nEvent);
Bar.SetStyle(-1);
EventMixer mixer(&cmdline); //the mixing machinery from PU14 workshop
// loop over events
int iev = 0;
unsigned int entryDiv = (nEvent > 200) ? nEvent / 200 : 1;
while ( mixer.next_event() && iev < nEvent )
{
// increment event number
iev++;
Bar.Update(iev);
Bar.PrintWithMod(entryDiv);
std::vector<fastjet::PseudoJet> particlesMerged = mixer.particles();
std::vector<double> eventWeight;
eventWeight.push_back(mixer.hard_weight());
eventWeight.push_back(mixer.pu_weight());
// cluster hard event only
std::vector<fastjet::PseudoJet> particlesBkg, particlesSig;
SelectorIsHard().sift(particlesMerged, particlesSig, particlesBkg); // this sifts the full event into two vectors of PseudoJet, one for the hard event, one for the underlying event
//---------------------------------------------------------------------------
// jet clustering
//---------------------------------------------------------------------------
// run the clustering, extract the signal jets
fastjet::ClusterSequenceArea csSig(particlesSig, jet_def, area_def);
jetCollection jetCollectionSig(sorted_by_pt(jet_selector(csSig.inclusive_jets(10.))));
//---------------------------------------------------------------------------
// background subtraction
//---------------------------------------------------------------------------
//run jet-by-jet constituent subtraction on mixed (hard+UE) event
std::vector<jetCollection> jetCollectionCSs;
std::vector<double> rho;
std::vector<double> rhom;
csSubtractor csSub(R, 1., -1, 0.005,ghostRapMax,jetRapMax);
csSub.setInputParticles(particlesMerged);
jetCollection jetCollectionCS(csSub.doSubtraction());
//Background densities used by constituent subtraction
rho.push_back(csSub.getRho());
rhom.push_back(csSub.getRhoM());
//---------------------------------------------------------------------------
// Calculate jet radial profile for signal jets
//---------------------------------------------------------------------------
jetProfile jetProf(jetCollectionSig, 1.);
const int np = 8;
double min_delR[np] = {0.,0.05,0.1,0.15,0.2,0.25,0.3,0.35};
double max_delR[np] = {0.05,0.1,0.15,0.2,0.25,0.3,0.35,0.4};
std::vector<double> vmin;
std::vector<double> vmax;
for(int j = 0; j<np; ++j) {
vmin.push_back(min_delR[j]);
vmax.push_back(max_delR[j]);
}
jetProf.setBoundariesMin(vmin);
jetProf.setBoundariesMax(vmax);
jetProf.calculateProfile();
jetCollectionSig.addVector(Form("sigJetProfile"), jetProf.getJetProfiles());
//---------------------------------------------------------------------------
// Soft Drop for the signal jets
//---------------------------------------------------------------------------
//Using soft drop grooming class without actually doing grooming, kT ordering
softDropGroomer sdgSig(0.0, 0.0, R);
sdgSig.setReclusteringAlgo(2);//0 = CA 1 = AKT 2 = KT
std::vector<fastjet::PseudoJet> groomedJets_Sig = sdgSig.doGrooming(jetCollectionSig);
jetCollection jetCollectionSigSD(groomedJets_Sig);
jetCollectionSigSD.addVector("sigJetSDzg", sdgSig.getZgs());
jetCollectionSigSD.addVector("sigJetSDndrop", sdgSig.getNDroppedSubjets());
jetCollectionSigSD.addVector("sigJetSDdr12", sdgSig.getDR12());
jetCollectionSigSD.addVector("sigJetSDlogdr12", sdgSig.getLogDR12());
jetCollectionSigSD.addVector("sigJetSDlogztheta", sdgSig.getLogZgDR12());
jetCollectionSigSD.addVector("sigJetSDmass", sdgSig.getSubJetMass());
jetCollectionSigSD.addVector("sigJetSDleadingtrack_pt", sdgSig.getSubJetLeadingTrackPt());
//Using soft drop grooming class with classical grooming (zcut=0.1, beta=0.0), CA ordering
softDropGroomer sdgSigZ01B00(0.1, 0.0, R);
sdgSigZ01B00.setReclusteringAlgo(0);//0 = CA 1 = AKT 2 = KT
std::vector<fastjet::PseudoJet> groomedJets_SigZ01B00 = sdgSigZ01B00.doGrooming(jetCollectionSig);
jetCollection jetCollectionSigSDZ01B00(groomedJets_SigZ01B00);
jetCollectionSigSDZ01B00.addVector("sigJetSDZ01B00zg", sdgSigZ01B00.getZgs());
jetCollectionSigSDZ01B00.addVector("sigJetSDZ01B00ndrop", sdgSigZ01B00.getNDroppedSubjets());
jetCollectionSigSDZ01B00.addVector("sigJetSDZ01B00dr12", sdgSigZ01B00.getDR12());
jetCollectionSigSDZ01B00.addVector("sigJetSDZ01B00logdr12", sdgSigZ01B00.getLogDR12());
jetCollectionSigSDZ01B00.addVector("sigJetSDZ01B00logztheta", sdgSigZ01B00.getLogZgDR12());
jetCollectionSigSDZ01B00.addVector("sigJetSDZ01B00mass", sdgSigZ01B00.getSubJetMass());
jetCollectionSigSDZ01B00.addVector("sigJetSDZ01B00leadingtrack_pt", sdgSigZ01B00.getSubJetLeadingTrackPt());
//---------------------------------------------------------------------------
// Recursive Soft Drop for signal jets
//---------------------------------------------------------------------------
jetProfile jetProfSig(jetCollectionSig, 1.);
jetProfSig.calculateProfileHisto(hJetPtSig,0.,1000,kFALSE);
softDropCounter sdcSig(0.0,0.0,R,0.0);
sdcSig.setRecursiveAlgo(2);//0 = CA 1 = AKT 2 = KT
sdcSig.run(jetCollectionSig);
jetCollectionSigSD.addVector("sigJetRecur_jetpt", sdcSig.getPts());
jetCollectionSigSD.addVector("sigJetRecur_z", sdcSig.getZgs());
jetCollectionSigSD.addVector("sigJetRecur_dr12", sdcSig.getDRs());
jetCollectionSigSD.addVector("sigJetRecur_erad", sdcSig.getErads());
jetCollectionSigSD.addVector("sigJetRecur_logdr12", sdcSig.getLog1DRs());
jetCollectionSigSD.addVector("sigJetRecur_logztheta", sdcSig.getLogzDRs());
jetCollectionSigSD.addVector("sigJetRecur_logkt", sdcSig.getLogkt());
jetCollectionSigSD.addVector("sigJetRecur_tf",sdcSig.getTf());
//---------------------------------------------------------------------------
// Calculate jet radial profile for embedded jets
//---------------------------------------------------------------------------
jetProfile jetProfCS(jetCollectionCS, 1.);
jetProfCS.calculateProfileHisto(hJetPtCS,0.,1000,kFALSE);
jetProfCS.setBoundariesMin(vmin);
jetProfCS.setBoundariesMax(vmax);
jetProfCS.calculateProfile();
jetCollectionCS.addVector(Form("csJetProfile"), jetProfCS.getJetProfiles());
//softDropCounter sdcCS(0.0,0.0,R,0.0);
//sdcCS.setRecursiveAlgo(2);//0 = CA 1 = AKT 2 = KT
//sdcCS.run(jetCollectionCS);
//jetCollectionCS.addVector("csJetRecur_jetpt", sdcCS.getPts());
//jetCollectionCS.addVector("csJetRecur_z", sdcCS.getZgs());
//jetCollectionCS.addVector("csJetRecur_dr12", sdcCS.getDRs());
//jetCollectionCS.addVector("csJetRecur_erad", sdcCS.getErads());
//jetCollectionCS.addVector("csJetRecur_logdr12", sdcCS.getLog1DRs());
//jetCollectionCS.addVector("csJetRecur_logztheta", sdcCS.getLogzDRs());
//jetCollectionCS.addVector("csJetRecur_logkt", sdcCS.getLogkt());
//jetCollectionCS.addVector("csJetRecur_tf",sdcCS.getTf());
//---------------------------------------------------------------------------
// Soft Drop for the embedded CS jets
//---------------------------------------------------------------------------
//Using soft drop grooming class without actually doing grooming
softDropGroomer sdgCS(0.0, 0.0, R);
sdgCS.setReclusteringAlgo(2);//0 = CA 1 = AKT 2 = KT
std::vector<fastjet::PseudoJet> groomedJets_CS = sdgCS.doGrooming(jetCollectionCS);
jetCollection jetCollectionCSSD(groomedJets_CS);
jetCollectionCSSD.addVector("csJetSDzg", sdgCS.getZgs());
jetCollectionCSSD.addVector("csJetSDndrop", sdgCS.getNDroppedSubjets());
jetCollectionCSSD.addVector("csJetSDdr12", sdgCS.getDR12());
jetCollectionCSSD.addVector("csJetSDlogdr12", sdgCS.getLogDR12());
jetCollectionCSSD.addVector("csJetSDlogztheta", sdgCS.getLogZgDR12());
jetCollectionCSSD.addVector("csJetSDmass", sdgCS.getSubJetMass());
jetCollectionCSSD.addVector("csJetSDleadingtrack_pt", sdgCS.getSubJetLeadingTrackPt());
//Using soft drop grooming class with classical grooming (zcut=0.1, beta=0.0), CA ordering
softDropGroomer sdgCSZ01B00(0.1, 0.0, R);
sdgCSZ01B00.setReclusteringAlgo(0);//0 = CA 1 = AKT 2 = KT
std::vector<fastjet::PseudoJet> groomedJets_CSZ01B00 = sdgCSZ01B00.doGrooming(jetCollectionCS);
jetCollection jetCollectionCSSDZ01B00(groomedJets_CSZ01B00);
jetCollectionCSSDZ01B00.addVector("csJetSDZ01B00zg", sdgCSZ01B00.getZgs());
jetCollectionCSSDZ01B00.addVector("csJetSDZ01B00ndrop", sdgCSZ01B00.getNDroppedSubjets());
jetCollectionCSSDZ01B00.addVector("csJetSDZ01B00dr12", sdgCSZ01B00.getDR12());
jetCollectionCSSDZ01B00.addVector("csJetSDZ01B00logdr12", sdgCSZ01B00.getLogDR12());
jetCollectionCSSDZ01B00.addVector("csJetSDZ01B00logztheta", sdgCSZ01B00.getLogZgDR12());
jetCollectionCSSDZ01B00.addVector("csJetSDZ01B00mass", sdgCSZ01B00.getSubJetMass());
jetCollectionCSSDZ01B00.addVector("csJetSDZ01B00leadingtrack_pt", sdgCSZ01B00.getSubJetLeadingTrackPt());
//---------------------------------------------------------------------------
// Recursive Soft Drop for embedded CS jets
//---------------------------------------------------------------------------
softDropCounter sdcCS(0.0,0.0,R,0.0);
sdcCS.setRecursiveAlgo(2);//0 = CA 1 = AKT 2 = KT
sdcCS.run(jetCollectionCS);
jetCollectionCSSD.addVector("csJetRecur_jetpt", sdcCS.getPts());
jetCollectionCSSD.addVector("csJetRecur_z", sdcCS.getZgs());
jetCollectionCSSD.addVector("csJetRecur_dr12", sdcCS.getDRs());
jetCollectionCSSD.addVector("csJetRecur_erad", sdcCS.getErads());
jetCollectionCSSD.addVector("csJetRecur_logdr12", sdcCS.getLog1DRs());
jetCollectionCSSD.addVector("csJetRecur_logztheta", sdcCS.getLogzDRs());
/* Question from MV: do uoi want matching between embedded and signal jets here?
//match the CS jets to signal jets
for(int ics = 0; ics<ncs; ++ics) {
jetMatcher jmCS(R);
jmCS.setBaseJets(jetCollectionCSs[ics]);
jmCS.setTagJets(jetCollectionSig);
jmCS.matchJets();
jmCS.reorderedToTag(jetCollectionCSs[ics]);
jmCS.reorderedToTag(jetCollectionCSSDs[ics]);
}
*/
//---------------------------------------------------------------------------
// write tree
//---------------------------------------------------------------------------
//Give variable we want to write out to treeWriter.
//Only vectors of the types 'jetCollection', and 'double', 'int', 'fastjet::PseudoJet' are supported
trwSig.addCollection("eventWeight", eventWeight);
trwSig.addCollection("sigJet", jetCollectionSig);
trwSig.addCollection("sigJetSD", jetCollectionSigSD);
trwSig.addCollection("sigJetSDZ01B00",jetCollectionSigSDZ01B00);
trwEmb.addCollection("csRho", rho);
trwEmb.addCollection("csRhom", rhom);
trwEmb.addCollection("eventWeight", eventWeight);
trwEmb.addCollection("csJet", jetCollectionCS);
trwEmb.addCollection("csJetSD", jetCollectionCSSD);
trwEmb.addCollection("csJetSDZ01B00", jetCollectionCSSDZ01B00);
trwSig.fillTree(); //signal jets
trwEmb.fillTree(); //embedded jets
}//event loop
Bar.Update(nEvent);
Bar.Print();
Bar.PrintLine();
TFile *fout = new TFile("JetToyHIResultJetProfile.root","RECREATE");
trwSig.getTree()->Write();
trwEmb.getTree()->Write();
hJetPtSig->Write();
hJetPtCS->Write();
fout->Write();
fout->Close();
double time_in_seconds = std::chrono::duration_cast<std::chrono::milliseconds>
(std::chrono::steady_clock::now() - start_time).count() / 1000.0;
std::cout << "runFromFile: " << time_in_seconds << std::endl;
}